Here is the xls code. Maybe this will help diagnose.
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="xml" encoding="ISO-8859-1" omit-xml-declaration="yes" indent="yes"/>
<xsl:template match="*">
<table border="0" align="center">
<tr><td valign="top" align="center" class="title" width="200" bgcolor="#666698" background="../forum/images/headbg.gif" >
<a>
<xsl:attribute name="href">
<xsl:value-of select="*[local-name()='channel']/*[local-name()='link']"/>
</xsl:attribute>
<xsl:attribute name="target">
<xsl:text>top</xsl:text>
</xsl:attribute>
<xsl:value-of select="*[local-name()='channel']/*[local-name()='title']"/>
</a>
</td></tr><tr><td valign="top" bgcolor="#8888AA" class="headlines" width="200">
<ul>
<xsl:for-each select="//*[local-name()='item']">
<xsl:if test="position() < 10">
<li>
<a>
<xsl:attribute name="href">
<xsl:value-of select="*[local-name()='link']"/>
</xsl:attribute>
<xsl:attribute name="target">
<xsl:text>top</xsl:text>
</xsl:attribute>
<xsl:value-of select="*[local-name()='title']"/>
</a>
</li>
</xsl:if>
</xsl:for-each>
</ul>
<div align="right"><a href="http://www.edazzle.net/#grabnews" title="powered by grabnews">?</a></div>
</td></tr>
</table>
</xsl:template>
<xsl:template match="/">
<xsl:apply-templates/>
</xsl:template>
</xsl:stylesheet>